Make version number static so F-Droid can parse it

obelisk/default.nix

@@ -66,14 +66,17 @@ let
       # validation, quoting, etc.
       android.activityAttributes = "android:exported=\"true\"";
 
-      android.version = rec {
+      # Version numbers
+      #
+      # Keep static (don't do anything clever or even just string interpolation
+      # using Nix) since F-Droid is parsing this for automatic updates in their
+      # store.
+      #
       # Must be a monotonically increasing number; defines what it means to
       # "upgrade" the app.
-        code = "8";
-
-        # The version that is displayed to the end user
-        name = "1.0.${code}";
-      };
+      android.version.code = "8";
+      # The version that is displayed to the end user.
+      android.version.name = "1.0.8";
 
       # We have a provider to define.  It is certainly not a service.  But
       # reflex-platform puts services in the right place for providers so ...